46 lines
1.4 KiB
Go
46 lines
1.4 KiB
Go
// Copyright (c) 2015 Klaus Post, released under MIT License. See LICENSE file.
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//go:build (386 && !gccgo && !noasm && !appengine) || (amd64 && !gccgo && !noasm && !appengine)
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// +build 386,!gccgo,!noasm,!appengine amd64,!gccgo,!noasm,!appengine
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package cpuid
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func asmCpuid(op uint32) (eax, ebx, ecx, edx uint32)
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func asmCpuidex(op, op2 uint32) (eax, ebx, ecx, edx uint32)
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func asmXgetbv(index uint32) (eax, edx uint32)
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func asmRdtscpAsm() (eax, ebx, ecx, edx uint32)
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func asmDarwinHasAVX512() bool
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func initCPU() {
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cpuid = asmCpuid
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cpuidex = asmCpuidex
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xgetbv = asmXgetbv
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rdtscpAsm = asmRdtscpAsm
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darwinHasAVX512 = asmDarwinHasAVX512
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}
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func addInfo(c *CPUInfo, safe bool) {
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c.maxFunc = maxFunctionID()
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c.maxExFunc = maxExtendedFunction()
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c.BrandName = brandName()
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c.CacheLine = cacheLine()
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c.Family, c.Model, c.Stepping = familyModel()
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c.featureSet = support()
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c.SGX = hasSGX(c.featureSet.inSet(SGX), c.featureSet.inSet(SGXLC))
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c.AMDMemEncryption = hasAMDMemEncryption(c.featureSet.inSet(SME) || c.featureSet.inSet(SEV))
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c.ThreadsPerCore = threadsPerCore()
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c.LogicalCores = logicalCores()
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c.PhysicalCores = physicalCores()
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c.VendorID, c.VendorString = vendorID()
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c.HypervisorVendorID, c.HypervisorVendorString = hypervisorVendorID()
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c.AVX10Level = c.supportAVX10()
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c.cacheSize()
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c.frequencies()
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if c.maxFunc >= 0x0A {
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eax, ebx, _, edx := cpuid(0x0A)
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c.PMU = parseLeaf0AH(c, eax, ebx, edx)
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}
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}
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func getVectorLength() (vl, pl uint64) { return 0, 0 }
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